import {ADD_COUNTER,ADD_TO_CART} from 'mutation-types.js'


export default {
 
    addCart(context, payload) {
  
      //查看数组是否有商品
      let oldProduct = context.state.cartList.find(item => item.iid === payload.iid)
  
      //判断oldProduct是否要加新的还是原来加1
      if (oldProduct) {
        context.commit('ADD_COUNTER',oldProduct)
      } else {
        payload.count = 1
        context.commit('ADD_TO_CART',oldProduct)
      }
    }
  }
